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21EN239-R1 — SWITCH,SENSITIVE

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

21EN239-R1: SWITCH,SENSITIVE.

The SWITCH,SENSITIVE is a the manufacturer industrial component. Key specifications include actuator_style: ROLLER PLUNGER, nominal_thread_size: 0.625 INCHES IN, actuator_roller_width: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN, actuator_roller_diameter: 0.500 INCHES NOMINAL IN, thread_series_designator: UNEF, actuator_free_position_height: 1.780 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-385-1435, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ 21EN239-R1
NSN: 5930-00-385-1435
FSC: 5930 — Switches
CAGE: 91929 — HONEYWELL INTERNATIONAL INC. DBA HONEYWEEL SENSING & CONTROLS (USA)
SPECIFICATIONS
actuator_styleROLLER PLUNGER
nominal_thread_size0.625 INCHES IN
actuator_roller_width0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
actuator_roller_diameter0.500 INCHES NOMINAL IN
thread_series_designatorUNEF
actuator_free_position_height1.780 INCHES NOMINAL IN
nonpile-up_contact_arrangement2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY SINGLE SWITCH UNIT
NSN5930-00-385-1435
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,SENSITIVE TITLE COMPONENT PN 21EN239-R1 MFR SWITCH,SENSITIVE
KEY FEATURES
•
ACTUATOR STYLE: ROLLER PLUNGER
•
NOMINAL THREAD SIZE: 0.625 INCHES IN
•
ACTUATOR ROLLER WIDTH: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
•
NONPILE-UP CONTACT ARRANGEMENT: 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY SINGLE SWITCH UNIT
•
THREAD SERIES DESIGNATOR: UNEF
•
ACTUATOR ROLLER DIAMETER: 0.500 INCHES NOMINAL IN
•
ACTUATOR FREE POSITION HEIGHT: 1.780 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
ACTUATOR STYLEROLLER PLUNGER
NOMINAL THREAD SIZE0.625 INCHES IN
ACTUATOR ROLLER WIDTH0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
NONPILE-UP CONTACT ARRANGEMENT2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY SINGLE SWITCH UNIT
THREAD SERIES DESIGNATORUNEF
ACTUATOR ROLLER DIAMETER0.500 INCHES NOMINAL IN
ACTUATOR FREE POSITION HEIGHT1.780 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5930 — Switches
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5930-00-000-0117 5930-00-001-1407 5930-00-001-1890 5930-00-001-2571 5930-00-001-2575 5930-00-001-2580 5930-00-001-2608 5930-00-001-2609
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementDemilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 21EN239-R1?
21EN239-R1 is a SWITCH,SENSITIVE. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 21EN239-R1?
21EN239-R1 is cataloged in the U.S. Government catalog under NSN 5930-00-385-1435. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.